Chess South Africa Ratings Database

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Personal

Coleman, G (Gabriella)

Chess SA id

2150156961

FIDE id

Date of birth

2015-09-21 (U12)

Gender

Female

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

57.7

Junior GPX Points

1221.5

Item	Main	Standard	Rapid	Blitz
Rating	1428.6	1440.1	1198	1200
Raw rating	1375.8	1369.8	1198	1200
Weighted rating	1428.6	1440.1	1192.8	1200
Weighted performance	1248.5	1241.9	0	0
Floor	1076.9	1078	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	129.1	130.2	166.3	165.8
Highest rating	1593.8 2024-03-01	1595 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1576.9 2024-04-01	1578 2024-04-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1576.9 2025-04-01	1578 2025-04-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1593.8 2024-03-01	1595 2024-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-3.4	-4.5	0	0
New rating	1425.2	1435.6	1198	1200
Analysis
Rating	1428.6	1440.1	1198	1200
Raw rating	1375.8	1369.8	1198	1200
Weighted rating	1428.6	1440.1	1192.8
Weighted performance	1248.5	1241.9	0
K-factor	32	32	36	36
Floor	1076.9	1078	700	700
Max/Min rating change allowed	129.1	130.2	166.3	165.8
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1375.8	1369.8	1198	1200
New weighted rating	1425.2	1435.6	1193.2	1200
New weighted performance	1248	1241.5	0	0
Temp new rating	1425.2	1435.6	1198	1200
Temp new rating +/-	-3.4	-4.5	0	0
Final new rating +/-	-3.4	-4.5	0	0
New rating	1425.2	1435.6	1198	1200
New K-factor	32	32	36	36
New floor	1076.9	1078	700	700

Item	Main	Standard	Rapid
	0	0	0
	54	48	6
	66	56	10
	40	40	0
	4	4	0
	0	0	0
History	164	148	16

Games since
	Main 120	Standard 104		Rapid 16		Blitz 0
Gender	Female
Age group	U12
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1885		567		144
Female	292		107		26
U12	241		76		21
U12 Female	65		21		7
Standard
	RSA		Province		Region
Overall	1664		445		125
Female	268		91		27
U12	204		52		19
U12 Female	59		17		6
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	54	29.5	54.63	39.4	1296.8	1336.2
Standard	48	26.5	55.21	44.3	1290.5	1334.7
Rapid	6	3	50	0	1347.5	1347.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	164	97.5	59.45	80.3	1267.2	1347.5
Standard	148	90	60.81	91.9	1264.5	1356.4
Rapid	16	7.5	46.88	-26.6	1291.3	1264.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1375.8	1369.8	1198	1200
2025-09-01	1417.2	1423.3	1198	1200
2025-08-01	1430.6	1443.3	1198	1200
2025-07-01	1428.1	1440.4	1198	1200
2025-06-01	1424.9	1436.7	1198	1200
2025-05-01	1416.8	1427	1198	1200
2025-04-01	1417.9	1428.6	1198	1200
2025-03-01	1415.3	1426.5	1198	1200
2025-02-01	1410.3	1423.8	1189.3	1200
2025-01-01	1393.1	1423.8	1178	1200
2024-12-01	1393.1	1423.8	1178	1200
2024-11-01	1450.6	1490.4	1178	1200
2024-10-01	1467.7	1490.4	1168.3	1200
2024-09-01	1488.2	1524	1168.3	1200
2024-08-01	1499.9	1493.6	1200	1200
2024-07-01	1499.9	1493.6	1200	1200
2024-06-01	1530.7	1531	1200	1200
2024-08-01	1542.1	1548.3	1200	1200
2024-04-01	1576.9	1578	1200	1200
2024-03-01	1417.1	1410.7	1200	1200
2024-02-01	1260.4	1252.9	1200	1200
2024-01-01	1260.4	1252.9	1200	1200
2023-12-01	1260.4	1252.9	1200	1200
2023-11-01	1260.4	1252.9	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U11 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	2	Yes	Analysis
2	Eden Top Schools 2025 (U11 Girls)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	4	2.5	Yes	Analysis
3	Eden Chess Trials 2 2025 (U12)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	9	5	Yes	Analysis
4	South African Junior Closed Chess Championships 2025 (U10 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	4	Yes	Analysis
5	Eden Schools Chess Trials 1 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis
6	George Schools Chess Trials 3 2025 (U11 Girls)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Eden Rapid 2025 (B)	2025-02-23	2025-02-23	Rapid	Eden (WEG)	6	6	3	Yes	Analysis
8	George Schools Chess Trials 2 2025 (U11 Girls)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	4	Yes	Analysis
9	George Schools Chess Trials 1 2025 (U11 Girls)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U11 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	2	Yes	Analysis
2	Eden Top Schools 2025 (U11 Girls)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	4	2.5	Yes	Analysis
3	Eden Chess Trials 2 2025 (U12)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	9	5	Yes	Analysis
4	South African Junior Closed Chess Championships 2025 (U10 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	4	Yes	Analysis
5	Eden Schools Chess Trials 1 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis
6	George Schools Chess Trials 3 2025 (U11 Girls)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Eden Rapid 2025 (B)	2025-02-23	2025-02-23	Rapid	Eden (WEG)	6	6	3	Yes	Analysis
8	George Schools Chess Trials 2 2025 (U11 Girls)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	4	Yes	Analysis
9	George Schools Chess Trials 1 2025 (U11 Girls)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
10	Eden Closed 2024 (Ladies)	2024-11-23	2024-11-24	Standard	Eden (WEG)	5	5	1	Yes	Analysis
11	George Suid Senior Skaaktoernooi 2024	2024-10-26	2024-10-26	Rapid	Eden (WEG)	5	5	2.5	Yes	Analysis
12	Western Cape Top Schools Championship 2024 (U9 Girls)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	5	3	Yes	Analysis
13	Eden Top Schools 2024 (U9 Girls)	2024-08-17	2024-08-17	Standard	Eden (WEG)	5	5	5	Yes	Analysis
14	Eden Rapid 2024 (B)	2024-08-03	2024-08-03	Rapid	Eden (WEG)	6	5	2	Yes	Analysis
15	Eden Open 2024 (D)	2024-06-22	2024-06-22	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
16	Western Cape PS Individuals Championship 2024 (U9 Girls)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	4.5	Yes	Analysis
17	Eden Chess Trials 2 2024 (U10)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	10	6	Yes	Analysis
18	Eden School Chess Trials 1 2024 (U9 Girls)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	5	Yes	Analysis
19	George Schools Trials 3 2024 (U9 Girls)	2024-03-02	2024-03-02	Standard	Eden (WEG)	5	5	5	Yes	Analysis
20	George Schools Trials 2 2024 (U9 Girls)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	5	Yes	Analysis
21	George Schools Trials 1 2024 (U9 Girls)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	5	Yes	Analysis
22	Western Cape Top Schools 2023 (U9 Girls)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	5	4	2	Yes	Analysis
23	Western Cape PS Individuals 2023 (U9 Girls)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
24	Eden Trials 2+3 2023 (U10)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	10	6	Yes	Analysis
25	George Chess Club Winter Open 2023 (D)	2023-05-20	2023-05-20	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
26	Eden Trails 1 2023 (U9 Girls)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	3	Yes	Analysis
27	George Chess Trials 3 2023 (U9 Girls)	2023-02-25	2023-02-25	Standard	Eden (WEG)	5	5	3	Yes	Analysis
28	George Chess Trials 2 2023 (U9 Girls)	2023-02-11	2023-02-11	Standard	Cape Town (WCT)	5	5	2.5	Yes	Analysis
29	George Topskole 2022 (O9)	2022-07-30	2022-07-30	Standard	Eden (WEG)	5	4	0	Yes	Analysis

#	Games	Start				End
1	22	Tournament George Schools Trials 1 2024				Tournament Eden Chess Trials 2 2024
		date 2024-02-03	rnd 1	type Standard	result 1	date 2024-04-13	rnd 2	type Standard	result 1
		Opponent Fourie, J (Josey)				Opponent Boshoff, L (Luhan)
2	6	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-01	rnd 3	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Crous, M (Mekaylin)				Opponent Fourie, J (Josey)
3	6	Tournament Eden Top Schools 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-17	rnd 1	type Standard	result 1	date 2024-08-30	rnd 1	type Standard	result 1
		Opponent De Koker, C (Christine)				Opponent Javed, M (Mariam)

#	Games	Start				End
1	22	Tournament George Schools Trials 1 2024				Tournament Eden Chess Trials 2 2024
		date 2024-02-03	rnd 1	type Standard	result 1	date 2024-04-13	rnd 2	type Standard	result 1
		Opponent Fourie, J (Josey)				Opponent Boshoff, L (Luhan)
2	6	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-01	rnd 3	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Crous, M (Mekaylin)				Opponent Fourie, J (Josey)
3	6	Tournament Eden Top Schools 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-17	rnd 1	type Standard	result 1	date 2024-08-30	rnd 1	type Standard	result 1
		Opponent De Koker, C (Christine)				Opponent Javed, M (Mariam)

#	Games	Start				End
1	3	Tournament George Suid Senior Skaaktoernooi 2024				Tournament George Suid Senior Skaaktoernooi 2024
		date 2024-10-26	rnd 2	type Rapid	result 0.5	date 2024-10-26	rnd 4	type Rapid	result 1
		Opponent Zhu, D (David)				Opponent Bukula, L (Lilitha)
2	2	Tournament Eden Rapid 2025				Tournament Eden Rapid 2025
		date 2025-02-23	rnd 1	type Rapid	result 1	date 2025-02-23	rnd 2	type Rapid	result 1
		Opponent De Swardt, R (Rebecca)				Opponent Saayman, V (Veronique)
3	2	Tournament Eden Rapid 2024				Tournament Eden Rapid 2024
		date 2024-08-03	rnd 4	type Rapid	result 1	date 2024-08-03	rnd 5	type Rapid	result 1
		Opponent Matthee, R (Ruan)				Opponent Rens, B (Beauwin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	22	Tournament George Schools Trials 1 2024				Tournament Eden Chess Trials 2 2024
		date 2024-02-03	rnd 1	type Standard	result 1	date 2024-04-13	rnd 2	type Standard	result 1
		Opponent Fourie, J (Josey)				Opponent Boshoff, L (Luhan)
2	6	Tournament Eden Top Schools 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-17	rnd 1	type Standard	result 1	date 2024-08-30	rnd 1	type Standard	result 1
		Opponent De Koker, C (Christine)				Opponent Javed, M (Mariam)
3	3	Tournament George Schools Chess Trials 2 2025				Tournament Eden Rapid 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-02-23	rnd 2	type Rapid	result 1
		Opponent Van Zyl, S (Sune)				Opponent Saayman, V (Veronique)

#	Games	Start				End
1	22	Tournament George Schools Trials 1 2024				Tournament Eden Chess Trials 2 2024
		date 2024-02-03	rnd 1	type Standard	result 1	date 2024-04-13	rnd 2	type Standard	result 1
		Opponent Fourie, J (Josey)				Opponent Boshoff, L (Luhan)
2	6	Tournament Eden Top Schools 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-17	rnd 1	type Standard	result 1	date 2024-08-30	rnd 1	type Standard	result 1
		Opponent De Koker, C (Christine)				Opponent Javed, M (Mariam)
3	3	Tournament George Schools Chess Trials 2 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-15	rnd 1	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Du Plessis, N (Ni Janca)				Opponent Fourie, J (Josey)

#	Games	Start				End
1	2	Tournament Eden Rapid 2025				Tournament Eden Rapid 2025
		date 2025-02-23	rnd 1	type Rapid	result 1	date 2025-02-23	rnd 2	type Rapid	result 1
		Opponent De Swardt, R (Rebecca)				Opponent Saayman, V (Veronique)
2	2	Tournament George Suid Senior Skaaktoernooi 2024				Tournament George Suid Senior Skaaktoernooi 2024
		date 2024-10-26	rnd 3	type Rapid	result 1	date 2024-10-26	rnd 4	type Rapid	result 1
		Opponent Doeda, L (Likuwe)				Opponent Bukula, L (Lilitha)
3	2	Tournament Eden Rapid 2024				Tournament Eden Rapid 2024
		date 2024-08-03	rnd 4	type Rapid	result 1	date 2024-08-03	rnd 5	type Rapid	result 1
		Opponent Matthee, R (Ruan)				Opponent Rens, B (Beauwin)

No games found.

#	Games	Start				End

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Mouton ,C (Carli)	5	3.5	170	5	3.5	170	0	0	0	0	0	0
1	Mouton ,C (Carli)	5	1229.6	1399.6	5	1230.1	1399.6	0	0	0	0	0	0
2	Stewart ,C (Chante)	5	4.5	340	5	4.5	340	0	0	0	0	0	0
2	Stewart ,C (Chante)	5	1224.6	1564.6	5	1223.9	1564.6	0	0	0	0	0	0
3	Fourie ,J (Josey)	5	4.5	340	5	4.5	340	0	0	0	0	0	0
3	Fourie ,J (Josey)	5	1268.1	1608.1	5	1263.2	1608.1	0	0	0	0	0	0
4	Barnard ,I (Ivanka)	3	3	425	3	3	425	0	0	0	0	0	0
4	Barnard ,I (Ivanka)	3	1280.2	1705.2	3	1281.6	1705.2	0	0	0	0	0	0
5	Williams ,L (Lauri-Url)	3	3	425	3	3	425	0	0	0	0	0	0
5	Williams ,L (Lauri-Url)	3	1320.3	1745.3	3	1322.5	1745.3	0	0	0	0	0	0
6	Van Wyk ,F (Faith)	3	0	-425	3	0	-425	0	0	0	0	0	0
6	Van Wyk ,F (Faith)	3	1450.5	1025.5	3	1399.2	1025.5	0	0	0	0	0	0
7	Jordaan ,Z (Zoila)	3	3	425	3	3	425	0	0	0	0	0	0
7	Jordaan ,Z (Zoila)	3	1129.3	1554.3	3	1131.2	1554.3	0	0	0	0	0	0
8	Greeff ,M (Mari)	3	0	-425	3	0	-425	0	0	0	0	0	0
8	Greeff ,M (Mari)	3	1387.4	962.4	3	1404.9	962.4	0	0	0	0	0	0
9	Flores ,C (Chloe)	3	3	425	3	3	425	0	0	0	0	0	0
9	Flores ,C (Chloe)	3	1234.3	1659.3	3	1243	1659.3	0	0	0	0	0	0
10	Olckers ,N (Nezlee)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Olckers ,N (Nezlee)	2	1197.7	772.7	2	1197.5	772.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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Personal

Coleman, G (Gabriella)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms